ejercicios pot y raices

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SIMPLIFICAR Y EXPRESAR S/EXPONENTES ; NI CEROS 
 
2
27
2
27
221
27
221
43
1402
321
181921321323 u
wy
u
wy
u
wy
u
wwvy
wyu
wyuz
=
••
===−−
−−
 
 
3
35
3
33
3
33
412
3323
324
0312
2
27
16
216
16
1216
4
16
36
4
f
hg
f
hg
f
hg
ff
hgfg
hgf
hgf
====
− −−
−−
 
 
69
6
93
2
3
dc
d
c
d
c
==⎟⎟
⎠
⎞
⎜⎜
⎝
⎛
−
−−
 
 
6
6
2
6
6
22
3
0
1
2
1
1 zz
zz
w
===⎟⎟
⎠
⎞
⎜⎜
⎝
⎛
+−
−−
 
 
3
123
2
2
1
10103 253535 55 ==== 
 
4
134
3
8
1
774 84242 3939 ===== 
 
 
9
1
81
1
81
181 11121121
2
1
2
1-
2
1
===== + 
 
1640963 6435364 4643
223
2
===== 
 
 251562531253125
23
2
=== 
 
9)3)(3()9)(273(927 
27
9 31
3
1 ===− 
 
501250003)1000)(125(3 =+=−− 
 
+
++
yx
yxyxy 222 2008xa)
 
 
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aaa
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=++
++ 
 
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12
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−+
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3
+−
+−
+−
+−−
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== xxxx
xxx
ciónMultiplica
 
 
( )( )
151355
45151310
)3(151510153)5(2
9151510153252
3352355
+
++
+++
+++
++
 
 
( )( )
xaxa
xaxaxa
xaxa
253
263
32
22
−−
−−+
+−
 
 
2do examen 
 
3
9
4
43
64
125
4
5)
x
y
yx
yxa =⎟⎟
⎠
⎞
⎜⎜
⎝
⎛
 
 
1)
0
=⎟⎟
⎠
⎞
⎜⎜
⎝
⎛
b 
 
( )( )
( ) 56234
11123
3
232)
yxyx
yxyxc =
−−−
 
 
 
4 34
3
44) xxd = 
 
3 2223 5743
5
3
72 333) bccbacbacbae == 
 
2
1
) aaf = 
 
3
5
3
2
3
13 52 55) cbacabg = 
 
mnmnh 53125
5
3) 36 = 
 
3443 13124 235) yyxyxi = 
 
242 7535) yxyxj = 
 
23)1)(2(
)1(
)1)(2(
)1(
)2()1)( 2
2
+−=−−=
−
−−
=
−
−
− xxxx
x
xx
x
xxk 
 
nmmnmnmnnmnm
mnmnnmnml
−=−+−
−+−=
22432
41692) 2222 
 
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)(5666
)(6)(56
)(6)(4)(96
3223)
72
xaaxaa
xaxaaa
xaxaaxaaa
xaaxaam
++−−
+−++
+−+−++
+++−
 
 
axaax
x
x
x
ax
xa
xaxn == 22
2
4)
32
23
σ 
 
xy
x
yyx
xx
yx
xx
xyx
x
yxo 3
3
575
3
1
3
75
33
325
3
25)
2
53
242
53
3
52
3
52
===
•
•
= 
 
zx
x
zy
zyx
xx
zyx
xx
xzy
x
zyp
2
34
10122
33
3
33
10122
3
22
221012
3
1012
22
128
2
1
2
128
.2.2
232
2
32) ===
 
 
( )
( )
( )
( ) ( ) ( )
1)1(2
1
1)1(2
)1(
1)1(2
)1(
)1()1()1(
1
1
1
1) 72
22
++=
−
−+−
=
+−
−−+−
+−
+−+−+−
=
+−
+−
=
++
+−
aa
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